Osamu Handa

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 11,143,990
- Issue date Oct 12, 2021
- FUJIFILM Business Innovation Corp.
- Osamu Handa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming system including a first transfer unit and a second t...
- Patent number 10,705,447
- Issue date Jul 7, 2020
- Fuji Xerox Co., Ltd.
- Osamu Handa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,904,201
- Issue date Feb 27, 2018
- Fuji Xerox Co., Ltd.
- Osamu Handa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning device, charging device, and image forming apparatus
- Patent number 8,346,119
- Issue date Jan 1, 2013
- Fuji Xerox Co., Ltd.
- Takatoshi Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic charging apparatus, and image forming assembly and im...
- Patent number 8,185,000
- Issue date May 22, 2012
- Fuji Xerox Co., Ltd.
- Taku Aoshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with variable amplitude alternating current...
- Patent number 8,126,344
- Issue date Feb 28, 2012
- Fuji Xerox Co., Ltd.
- Osamu Handa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge device, image formation assembly using the same, and image f...
- Patent number 8,126,368
- Issue date Feb 28, 2012
- Fuji Xerox Co., Ltd.
- Taku Aoshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning device, process cartridge and image formation apparatus
- Patent number 7,899,354
- Issue date Mar 1, 2011
- Fuji Xerox Co., Ltd.
- Osamu Handa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image formation apparatus and charging control method of charging roll
- Patent number 7,764,888
- Issue date Jul 27, 2010
- Fuji Xerox Co., Ltd.
- Takuro Hagiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, charger, and image carrier unit
- Patent number 7,729,638
- Issue date Jun 1, 2010
- Fuji Xerox Co., Ltd.
- Masahiro Katahira
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and charge control method
- Patent number 7,532,832
- Issue date May 12, 2009
- Fuji Xerox Co., Ltd.
- Takuro Hagiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device having charging roller and cleaning member
- Patent number 7,529,498
- Issue date May 5, 2009
- Fuji Xerox Co., Ltd.
- Yusuke Kitagawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Image forming device, charging device and cleaning device
- Patent number 7,454,154
- Issue date Nov 18, 2008
- Fuji Xerox Co., Ltd.
- Mitsuhiro Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,893,022
- Issue date Apr 6, 1999
- Fuji Xerox Co., Ltd.
- Naoto Yoshino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer apparatus
- Patent number 5,778,281
- Issue date Jul 7, 1998
- Fuji Xerox Co., Ltd.
- Osamu Handa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer apparatus for an image forming apparatus
- Patent number 5,742,888
- Issue date Apr 21, 1998
- Fuji Xerox Co., Ltd.
- Takashi Fuchiwaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20210072672
- Publication date Mar 11, 2021
- FUJI XEROX CO., LTD
- Osamu Handa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20170212445
- Publication date Jul 27, 2017
- FUJI XEROX CO., LTD
- Osamu HANDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CLEANING DEVICE, CHARGING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20110142485
- Publication date Jun 16, 2011
- FUJI XEROX CO., LTD
- Takatoshi ISHIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGE DEVICE, IMAGE FORMATION ASSEMBLY USING THE SAME, AND IMAGE F...
- Publication number 20100074652
- Publication date Mar 25, 2010
- Taku Aoshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROSTATIC CHARGING APPARATUS, AND IMAGE FORMING ASSEMBLY AND IM...
- Publication number 20090274474
- Publication date Nov 5, 2009
- Taku Aoshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20090269092
- Publication date Oct 29, 2009
- Osamu HANDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus, charger, and image carrier unit
- Publication number 20080181666
- Publication date Jul 31, 2008
- Fuji Xerox co., LTD.
- Masahiro Katahira
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Cleaning device, process cartridge and image formation apparatus
- Publication number 20080075499
- Publication date Mar 27, 2008
- Fuji Xerox co., LTD.
- Osamu Handa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image formation apparatus and charging control method of charging roll
- Publication number 20070189787
- Publication date Aug 16, 2007
- Fuji Xerox co., LTD.
- Takuro Hagiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and charge control method
- Publication number 20070189788
- Publication date Aug 16, 2007
- Fuji Xerox co., LTD.
- Takuro Hagiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming device, charging device and cleaning device
- Publication number 20070116490
- Publication date May 24, 2007
- Fuji Xerox co., LTD.
- Mitsuhiro Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming device
- Publication number 20070098435
- Publication date May 3, 2007
- Fuji Xerox co., LTD.
- Yusuke Kitagawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Osamu Handa

Person

Patents Grantslast 30 patents

Image forming apparatus

Image forming system including a first transfer unit and a second t...

Image forming apparatus

Cleaning device, charging device, and image forming apparatus

Electrostatic charging apparatus, and image forming assembly and im...

Image forming apparatus with variable amplitude alternating current...

Charge device, image formation assembly using the same, and image f...

Cleaning device, process cartridge and image formation apparatus

Image formation apparatus and charging control method of charging roll

Image forming apparatus, charger, and image carrier unit

Image forming apparatus and charge control method

Image forming device having charging roller and cleaning member

Image forming device, charging device and cleaning device

Image forming apparatus

Transfer apparatus

Transfer apparatus for an image forming apparatus

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

CLEANING DEVICE, CHARGING DEVICE, AND IMAGE FORMING APPARATUS

CHARGE DEVICE, IMAGE FORMATION ASSEMBLY USING THE SAME, AND IMAGE F...

ELECTROSTATIC CHARGING APPARATUS, AND IMAGE FORMING ASSEMBLY AND IM...

IMAGE FORMING APPARATUS

Image forming apparatus, charger, and image carrier unit

Cleaning device, process cartridge and image formation apparatus

Image formation apparatus and charging control method of charging roll

Image forming apparatus and charge control method

Image forming device, charging device and cleaning device

Image forming device